Messages in this thread Patch in this message | | | From | "K. Y. Srinivasan" <> | Subject | [PATCH 1/1] Drivers: hv: vmbus: Support per-channel driver state | Date | Mon, 3 Feb 2014 12:42:45 -0800 |
| |
As we implement Virtual Receive Side Scaling on the networking side (the VRSS patches are currently under review), it will be useful to have per-channel state that vmbus drivers can manage. Add support for managing per-channel state.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> --- include/linux/hyperv.h | 14 ++++++++++++++ 1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index 15da677..96fb70e 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -1043,6 +1043,10 @@ struct vmbus_channel { * This will be NULL for the primary channel. */ struct vmbus_channel *primary_channel; + /* + * Support per-channel state for use by vmbus drivers. + */ + void *per_channel_state; }; static inline void set_channel_read_state(struct vmbus_channel *c, bool state) @@ -1050,6 +1054,16 @@ static inline void set_channel_read_state(struct vmbus_channel *c, bool state) c->batched_reading = state; } +static inline void set_per_channel_state(struct vmbus_channel *c, void *s) +{ + c->per_channel_state = s; +} + +static inline void *get_per_channel_state(struct vmbus_channel *c) +{ + return c->per_channel_state; +} + void vmbus_onmessage(void *context); int vmbus_request_offers(void); -- 1.7.4.1
| |